"We are working on efforts to build a resilient, dynamic and sustainable community by 2015 and the potentials for strengthening coordination and collaboration between Asean and Dialogue Partners in working towards mutual understanding, political dialogue and friendly cooperation," said Asean Secretary-General Le Luong Minh as he prepares to join the meeting.

They will discuss regional and international affairs ranging from security and economic issues including Asean Economic Community, territorial disputes in the South China Sea, North Korea's nuclear and missile activities.

Top diplomats representing the Association of Southeast Asian Nations, 16 Western and Asian countries, and the European Union will convene.

The US Secretary of State, John Kerry, is expected to attend the Asean meetings in Brunei for the first time. Several foreign ministers will also attend bilateral meetings.

Brunei will host the final round of Asean Summit Meetings in October with East Asia leaders plus Australia, India, New Zealand, Russia and US.